Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.259 5.136/6.162 5.53 ± 0.785
ea02 1342 1342/1342 1342 ± 0.00003868 5.918 5.277/6.552 5.831 ± 0.9274
ea04 1342 1342/1342 1342 ± 0.00004209 5.306 5.033/6.042 5.393 ± 0.7822
ea05 1342 1342/1342 1342 ± 0.00002865 5.378 5.003/6.392 5.601 ± 0.8802
ea06 1342 1342/1342 1342 ± 0.00004675 5.341 4.896/5.988 5.304 ± 0.7947
ea07 1342 1342/1342 1342 ± 0.00003879 5.747 5.219/6.096 5.637 ± 0.8094
ea09 1342 1342/1342 1342 ± 0.00003111 5.513 5.071/6.259 5.48 ± 0.8481
ea10 1342 1342/1342 1342 ± 0.00003793 5.142 4.69/5.812 5.174 ± 0.7073
ea11 1342 1342/1342 1342 ± 0.00003981 5.857 5.276/6.493 5.788 ± 0.8841
ea12 1342 1342/1342 1342 ± 0.00004145 5.657 5.348/6.538 5.748 ± 0.9296
ea13 1342 1342/1342 1342 ± 0.00002028 5.619 5.449/6.172 5.789 ± 0.8468
ea14 1342 1342/1342 1342 ± 0.00003447 5.603 5.27/6.509 5.769 ± 0.9193
ea15 1342 1342/1342 1342 ± 0.00004046 5.601 5.25/6.405 5.651 ± 0.9288
ea16 1342 1342/1342 1342 ± 0.00003041 5.771 5.339/6.752 5.941 ± 1.095
ea17 1342 1342/1342 1342 ± 0.00004141 5.815 5.27/6.816 5.906 ± 0.9646
ea18 1342 1342/1342 1342 ± 0.00004022 4.94 4.732/5.653 5.06 ± 0.6572
ea19 1342 1342/1342 1342 ± 0.00001345 5.612 5.369/6.689 5.836 ± 0.9276
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00003008 5.491 5.182/6.28 5.605 ± 0.8628
ea22 1342 1342/1342 1342 ± 0.00003897 5.413 5.018/6.395 5.604 ± 0.9408
ea23 1342 1342/1342 1342 ± 0.00003759 5.778 5.369/6.534 5.829 ± 0.9179
ea24 1342 1342/1342 1342 ± 0.0000222 5.17 4.729/6.133 5.353 ± 0.8208
ea25 1342 1342/1342 1342 ± 0.00003979 5.572 5.158/6.271 5.572 ± 0.8279
ea26 1342 1342/1342 1342 ± 0.00003252 5.715 5.516/6.681 5.911 ± 0.9789
ea27 1342 1342/1342 1342 ± 0.00003908 5.521 5.091/6.395 5.588 ± 0.8318
ea28 1342 1342/1342 1342 ± 0.00004073 5.672 5.353/6.514 5.827 ± 0.8697
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002396 5.285 5.101/5.506 5.255 ± 0.2856
5 1342 1342/1342 1342 ± 0.00003936 5.08 4.847/5.189 5.023 ± 0.1961
6 1342 1342/1342 1342 ± 0.00002396 5.233 5.03/5.4 5.219 ± 0.2505
7 1342 1342/1342 1342 ± 0.00002396 5.258 5.087/5.375 5.207 ± 0.2294
8 1342 1342/1342 1342 ± 0.00002396 5.26 5.001/5.354 5.182 ± 0.2648
9 1342 1342/1342 1342 ± 0.00002417 5.583 5.342/5.719 5.505 ± 0.2674
10 1342 1342/1342 1342 ± 0.00002396 5.977 5.814/6.05 5.907 ± 0.2401
11 1342 1342/1342 1342 ± 0.00002396 6.248 6.01/6.397 6.188 ± 0.2421
12 1342 1342/1342 1342 ± 0.00002396 6.389 6.161/6.536 6.36 ± 0.2823
13 1342 1342/1342 1342 ± 0.00002464 6.486 6.309/6.735 6.463 ± 0.3807
14 1342 1342/1342 1342 ± 0.00002396 6.938 6.621/7.118 6.863 ± 0.3758
15 1342 1342/1342 1342 ± 0.00003194 6.666 6.398/6.992 6.648 ± 0.4578
16 1342 1342/1342 1342 ± 0.00005449 3.984 3.883/4.088 3.988 ± 0.1635
17 1342 1342/1342 1342 ± 0.00005025 3.922 3.752/4.126 3.948 ± 0.2696
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
Start time
2024-11-01 15:35:17.080
End
2024-11-01 16:30:17.646
Duration
0:55:00.566
Note, WebLog generation is not included in the time.

CASA logs for stage 8